Fix option history to full closes only, 2-decimal USDC, restore hide-delete.

Filter OKX positions-history to type 2/3/6, format premium and bid recovery to 2 decimals, and allow locally hiding rows via delete button.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/exchange/okx_options_lib.py

@@ -117,10 +117,32 @@ def format_option_px(px: float, tick_sz: Any) -> str:
 
 
 def format_usdc_amount(v: float | None) -> str | None:
-    """USDC 金额展示(与交易所持仓/历史一致,最多 4 位小数)."""
+    """USDC 金额展示(权利金/回收等,固定 2 位小数)."""
     if v is None:
         return None
-    return f"{float(v):.4f}".rstrip("0").rstrip(".") or "0"
+    return f"{float(v):.2f}"
+
+
+def is_option_full_close_history(raw: dict[str, Any]) -> bool:
+    """仅保留 OKX 历史仓位中的「全部平仓/强平/ADL 全平」记录,排除部分平仓."""
+    close_type = str(raw.get("type") or "").strip()
+    return close_type in ("2", "3", "6")
+
+
+def option_history_row_key(
+    *,
+    source: str,
+    inst_id: str = "",
+    pos_id: str | None = None,
+    close_ms: int | None = None,
+) -> str:
+    inst_id = (inst_id or "").strip()
+    pos_id = (pos_id or "").strip()
+    if source == "live":
+        return f"live:{inst_id}:{pos_id or close_ms or '0'}"
+    if pos_id:
+        return f"ex:{pos_id}"
+    return f"ex:{inst_id}:{close_ms or 0}"
 
 
 def _ms_to_iso(ms: Any) -> str | None:
@@ -815,6 +837,7 @@ def fetch_all_option_positions_history(
         if after is not None and str(oldest) == after:
             break
         after = str(oldest)
+    out = [r for r in out if is_option_full_close_history(r)]
     out.sort(key=lambda r: int(_safe_float(r.get("uTime")) or 0), reverse=True)
     return out[:cap]
 
@@ -854,9 +877,17 @@ def format_option_history_row(
         status_label = "强平"
     else:
         status_label = "已平"
+    pos_id = str(raw.get("posId") or "").strip() or None
+    close_ms = int(utime) if utime is not None else None
     return {
         "source": "exchange",
-        "pos_id": str(raw.get("posId") or "").strip() or None,
+        "history_key": option_history_row_key(
+            source="exchange",
+            inst_id=inst_id,
+            pos_id=pos_id,
+            close_ms=close_ms,
+        ),
+        "pos_id": pos_id,
         "inst_id": inst_id,
         "underlying": uly,
         "opt_type": opt_type,
@@ -876,7 +907,7 @@ def format_option_history_row(
         "close_type": close_type,
         "created_at": _ms_to_iso(ctime),
         "closed_at": _ms_to_iso(utime),
-        "close_ms": int(utime) if utime is not None else None,
+        "close_ms": close_ms,
         "tick_sz": tick_sz,
         "raw": raw,
     }
@@ -889,9 +920,17 @@ def format_live_option_history_row(
 ) -> dict[str, Any]:
     """将当前持仓格式化为历史列表中的「持仓中」行."""
     inst_id = str(row.get("inst_id") or "").strip()
+    pos_id = str((row.get("raw") or {}).get("posId") or "").strip() or None
+    close_ms = open_ms
     return {
         "source": "live",
-        "pos_id": str((row.get("raw") or {}).get("posId") or "").strip() or None,
+        "history_key": option_history_row_key(
+            source="live",
+            inst_id=inst_id,
+            pos_id=pos_id,
+            close_ms=close_ms,
+        ),
+        "pos_id": pos_id,
         "inst_id": inst_id,
         "underlying": str(row.get("underlying") or inst_id.split("-")[0] or ""),
         "opt_type": row.get("opt_type"),